Variable Interest Entities - Schedule of Consolidated VIEs (Details) - USD ($)
$ in Thousands
May 31, 2022
Nov. 30, 2021
Variable Interest Entity [Line Items]    
Assets [1] $ 57,213,810 $ 60,404,110
Liabilities [1] 46,701,830 49,674,070
Noncontrolling interests 67,962 25,885
Variable interest entities, primary beneficiary    
Variable Interest Entity [Line Items]    
Assets 854,800 1,050,000
Liabilities 2,680,000 4,640,000
Noncontrolling interests 34,600  
Variable interest entities, primary beneficiary | Receivables    
Variable Interest Entity [Line Items]    
VIE assets, eliminated in consolidation 1,400 1,200
Variable interest entities, primary beneficiary | Other assets    
Variable Interest Entity [Line Items]    
VIE assets, eliminated in consolidation 65,500 56,500
Variable interest entities, primary beneficiary | Other secured financings    
Variable Interest Entity [Line Items]    
VIE liabilities, eliminated in consolidation 252,600 36,700
Variable interest entities, primary beneficiary | Other liabilities    
Variable Interest Entity [Line Items]    
VIE liabilities, eliminated in consolidation 85,000 75,300
Variable interest entities, primary beneficiary | Secured Funding Vehicles    
Variable Interest Entity [Line Items]    
Assets 2,958,200 4,615,400
Liabilities 2,919,800 4,568,200
Variable interest entities, primary beneficiary | Secured Funding Vehicles | Cash    
Variable Interest Entity [Line Items]    
Assets 0 3,800
Variable interest entities, primary beneficiary | Secured Funding Vehicles | Financial instruments owned, at fair value    
Variable Interest Entity [Line Items]    
Assets 0 173,100
Variable interest entities, primary beneficiary | Secured Funding Vehicles | Securities purchased under agreements to resell    
Variable Interest Entity [Line Items]    
Assets 2,172,600 3,697,100
Variable interest entities, primary beneficiary | Secured Funding Vehicles | Receivables    
Variable Interest Entity [Line Items]    
Assets 668,200 626,800
Variable interest entities, primary beneficiary | Secured Funding Vehicles | Other assets    
Variable Interest Entity [Line Items]    
Assets 117,400 114,600
Variable interest entities, primary beneficiary | Secured Funding Vehicles | Financial instruments sold, not yet purchased, at fair value    
Variable Interest Entity [Line Items]    
Liabilities 0 0
Variable interest entities, primary beneficiary | Secured Funding Vehicles | Other secured financings    
Variable Interest Entity [Line Items]    
Liabilities 2,916,300 4,521,600
Variable interest entities, primary beneficiary | Secured Funding Vehicles | Other liabilities    
Variable Interest Entity [Line Items]    
Liabilities 3,500 46,600
Variable interest entities, primary beneficiary | Secured Funding Vehicles | Noncontrolling Interests    
Variable Interest Entity [Line Items]    
Noncontrolling interests 0 0
Variable interest entities, primary beneficiary | Other    
Variable Interest Entity [Line Items]    
Assets 136,200 187,000
Liabilities 97,000 184,400
Variable interest entities, primary beneficiary | Other | Cash    
Variable Interest Entity [Line Items]    
Assets 100 0
Variable interest entities, primary beneficiary | Other | Financial instruments owned, at fair value    
Variable Interest Entity [Line Items]    
Assets 37,800 146,400
Variable interest entities, primary beneficiary | Other | Securities purchased under agreements to resell    
Variable Interest Entity [Line Items]    
Assets 0 0
Variable interest entities, primary beneficiary | Other | Receivables    
Variable Interest Entity [Line Items]    
Assets 30,500 40,600
Variable interest entities, primary beneficiary | Other | Other assets    
Variable Interest Entity [Line Items]    
Assets 67,800 0
Variable interest entities, primary beneficiary | Other | Financial instruments sold, not yet purchased, at fair value    
Variable Interest Entity [Line Items]    
Liabilities 6,900 109,100
Variable interest entities, primary beneficiary | Other | Other secured financings    
Variable Interest Entity [Line Items]    
Liabilities 0 0
Variable interest entities, primary beneficiary | Other | Other liabilities    
Variable Interest Entity [Line Items]    
Liabilities 90,100 75,300
Variable interest entities, primary beneficiary | Other | Noncontrolling Interests    
Variable Interest Entity [Line Items]    
Noncontrolling interests $ 34,600 $ 0
[1] Total assets include assets related to variable interest entities of $854.8 million and $1.05 billion at May 31, 2022 and November 30, 2021, respectively, Total liabilities include liabilities related to variable interest entities of $2.68 billion and $4.64 billion at May 31, 2022 and November 30, 2021, respectively, and Noncontrolling interests include noncontrolling interests related to variable interest entities of $34.6 million at May 31, 2022. See Note 7 for additional information related to variable interest entities.